Actinopteri (ray-finned fishes) > Trachichthyiformes
(Roughies) > Trachichthyidae
Etymology: Aulotrachichthys: Greek, aulos = flute + Greek, trachys, -eia, -ys = rough.
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range 115 - 210 m (Ref. 47377), usually 152 - 159 m (Ref. 26282). Tropical
Southwestern Atlantic: known from Brazil (Ref. 53036), Uruguay (Ref. 54736) and Argentina (Ref. 2806).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 10.3 cm TL male/unsexed; (Ref. 47377)
The young are pelagic, near the coast (Ref. 47377).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Eschmeyer, W.N. (ed.), 1998. Catalog of fishes. Special Publication, California Academy of Sciences, San Francisco. 3 vols. 2905 p. (Ref. 26282)
IUCN Red List Status (Ref. 125652)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 11.5 - 23.6, mean 18 °C (based on 38 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01096 (0.00445 - 0.02704), b=3.03 (2.82 - 3.24), in cm total length, based on LWR estimates for species & Subfamily-BS (Ref. 93245
Trophic level (Ref. 69278
): 4.3 ±0.7 se; based on size and trophs of closest relatives
Resilience (Ref. 120179
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .
Climate Vulnerability (Ref. 125649
): (0 of 100) .